Looks to be OEM. Ad says it is from a 2002, but I don't see the rear vents so I think it's a late top.
https://phoenix.craigslist.org/evl/pts/d/chandler-jeep-wrangler-tj-hardtop/7490896280.html
https://phoenix.craigslist.org/evl/pts/d/chandler-jeep-wrangler-tj-hardtop/7490896280.html